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Plena Universal Pre-amplifier | Installation and Operating Manual | Table of contents
Table of contents
Important safeguards..........................................................................................................................................................3
About this manual ..............................................................................................................................................................4
Safety precautions...............................................................................................................................................................4
Table of contents ................................................................................................................................................................5
1 About the equipment ........................................................................................................................................................7
1.1
Controls and connections (front) .............................................................................................................................8
1.2
Controls and connections (rear) ..............................................................................................................................8
2 Internal settings ..................................................................................................................................................................9
2.1
Priority mode setting ................................................................................................................................................9
2.2
Channel settings ........................................................................................................................................................9
2.2.1
Microphone or Line input ..................................................................................................................................9
2.2.2
Mic/Aux input selection .....................................................................................................................................9
2.2.3
Speech filter on/off ..............................................................................................................................................9
2.3
Setting emergency, insertion or cascade ..............................................................................................................10
3 Installation in rack ...........................................................................................................................................................11
4 External settings and connections .................................................................................................................................12
4.1
Connect the DC supply (battery) ..........................................................................................................................12
4.2
Connect a microphone or line-level source .........................................................................................................13
4.3
Insertion or Cascade connection ...........................................................................................................................14
4.4
Connect a Booster amplifier or System pre-amplifier ........................................................................................14
4.5
Connect an emergency input line .........................................................................................................................15
5 Operation .........................................................................................................................................................................16
5.1
Set Line input volume, treble and bass ................................................................................................................16
5.2
Line monitoring ......................................................................................................................................................16
6 Technical data ..................................................................................................................................................................17
6.1
Electrical ..................................................................................................................................................................17
6.2
Performance ............................................................................................................................................................17
6.3
Inputs ........................................................................................................................................................................17
6.4
Outputs .....................................................................................................................................................................18
6.5
Interconnection .......................................................................................................................................................18
6.6
Relays .......................................................................................................................................................................18
6.7
Environmental conditions ......................................................................................................................................18
6.8
General .....................................................................................................................................................................18
Bosch Security Systems | 2003-09 | 3922 988 99482en
en | 5
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